Home / 809,266.65-1,116,788.07-446,690.63

Finding the Fourth Proportional to 809,266.65, 1,116,788.07 and 446,690.63

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Solution

The fourth proportional to 809,266.65, 1,116,788.07 and 446,690.63 is: 616,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,266.65 : 1,116,788.07 = 446,690.63 : x
  2. Step 2: Convert to fraction form
    809,266.65/1,116,788.07 = 446,690.63/x
  3. Step 3: Cross multiply
    809,266.65x = 1,116,788.07 × 446,690.63
  4. Step 4: Simplify right side
    809,266.65x = 498,858,771,031.84
  5. Step 5: Solve for x
    x = 498,858,771,031.84/809,266.65
  6. Step 6: Final answer
    x = 616,433.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.